Benefit Plans - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 26, 2021	Sep. 27, 2020	Sep. 26, 2021	Sep. 27, 2020
Defined contribution pension plan
Defined benefit plan, contributions by employer	$ 300	$ 294	$ 417	$ 477
401(k) [Member]
Defined contribution pension plan
Matching contribution	$ 1,019	$ 757	$ 2,020	$ 1,558